Avengers: Earth's Mightiest Heroes!

  • 2010
  • TV Show
  • TV-Y7

Superheroes, including Iron Man, Thor and Captain America, band together to fight evil.

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Season 1, Episode 12 Gamma World, Part One

First Aired: November 26, 2010

Part 1 of 2. Villains use gamma energy to turn people into monsters, and the Avengers try to stop them before the entire Earth is under their power.

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